Preheat oven to 350 degrees F.
Cream butter and sugar. Stir in vanilla. Mix and beat in the whites of the eggs, one by one, followed by the whole egg. Mix the flour, baking powder and baking soda. Mix the flour mixture with butter/sugar/vanilla/egg mix followed by milk. Slowly, slowly stir it and mix constantly until batter is smooth.
Bake 30-40 mins or till golden brown.
*It was the first cake I baked and my friend gave me the recipe. Guess what it turned out very good and tasty :). I hope you guys will enjoy it, just like I did.